(19)

(11)

EP 2 220 417 A1

(12)

(43) Date of publication: 25.08.2010 Bulletin 2010/34 (21) Application number: 07861095.3 (22) Date of filing: 21.12.2007

(51) International Patent Classification (IPC):  F16L 37/098(2006.01) F16B 21/06(2006.01) (86) International application number: PCT/SE2007/001161 (87) International publication number: WO 2009/082288 (02.07.2009 Gazette 2009/27)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (71) Applicant: Norma Sweden AB 334 00 Anderstorp (SE)	(72) Inventor: LEWCUN, Patryk 330 10 Bredaryd (SE) (74) Representative: Somlo, Tommy  AWAPATENT AB P.O. Box 11394 404 28 Göteborg 404 28 Göteborg (SE)